Report Summary

  • 85

    Performance

    Renders faster than
    89% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

youkun.mydns.jp

Free Dynamic DNS(DDNS) by POP3,IMAP4,FTP,HTTP-BASIC for Home Server, VPS | MyDNS.JP

Page Load Speed

2.5 sec in total

First Response

590 ms

Resources Loaded

1.8 sec

Page Rendered

113 ms

youkun.mydns.jp screenshot

About Website

Visit youkun.mydns.jp now to see the best up-to-date Youkun MyDNS content for Japan and also check out these interesting facts you probably never knew about youkun.mydns.jp

ダイナミックDNSのMyDNS.JP

Visit youkun.mydns.jp

Key Findings

We analyzed Youkun.mydns.jp page load time and found that the first response time was 590 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

youkun.mydns.jp performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.9 s

100/100

25%

SI (Speed Index)

Value2.9 s

94/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.496

16/100

15%

TTI (Time to Interactive)

Value4.5 s

82/100

10%

Network Requests Diagram

youkun.mydns.jp

590 ms

site.css

183 ms

adsbygoogle.js

10 ms

ga.js

55 ms

logo.gif

87 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 30% of them (8 requests) were addressed to the original Youkun.mydns.jp, 15% (4 requests) were made to Pagead2.googlesyndication.com and 15% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (981 ms) relates to the external source Blog.mydns.bz.

Page Optimization Overview & Recommendations

Page size can be reduced by 25.0 kB (18%)

Content Size

138.7 kB

After Optimization

113.7 kB

In fact, the total size of Youkun.mydns.jp main page is 138.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 109.0 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 7.3 kB

  • Original 10.3 kB
  • After minification 9.8 kB
  • After compression 3.0 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 7.3 kB or 71% of the original size.

Image Optimization

-14%

Potential reduce by 15.8 kB

  • Original 109.0 kB
  • After minification 93.2 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Youkun MyDNS needs image optimization as it can save up to 15.8 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 172 B

  • Original 17.5 kB
  • After minification 17.4 kB
  • After compression 17.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-88%

Potential reduce by 1.7 kB

  • Original 1.9 kB
  • After minification 1.7 kB
  • After compression 231 B

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Youkun.mydns.jp needs all CSS files to be minified and compressed as it can save up to 1.7 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (15%)

Requests Now

26

After Optimization

22

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Youkun MyDNS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

youkun.mydns.jp accessibility score

65

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

youkun.mydns.jp best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

youkun.mydns.jp SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Youkun.mydns.jp can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Youkun.mydns.jp main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of Youkun MyDNS. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: